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<br />Exterior Environment Noise Standards <br /> <br />The following standards from the City noise ordinance apply <br />to exterior noise impacts. <br /> <br />A. Table N-2 identifies the exterior noise standards for <br />residential areas. All residential uses are in Noise <br />Zone 1. The following noise standards, unless <br />otherwise specifically indicated, shall apply to all <br />residential property within a designated noise zone: <br /> <br />Table N-2 <br />EXTERIOR NOISE STANDARDS <br /> <br />Noise Zone <br /> <br />Noise Level <br /> <br />Time Period <br /> <br />1 55 dB(A) 7:00 a.m. - <br /> 10:00 p.m. <br />1 50 dB(A) 10:00 p.m. - <br /> 7:00 a.m. <br /> <br />In the event the alleged offensive noise consists <br />entirely of impact noise, simple tone noise, speech, <br />music, or any combination thereof, each of the above <br />noise levels shall be reduced by five (5) dB (A). <br /> <br />B. It shall be unlawful for any person at any location <br />within the City of Santa Ana to create any noise, or <br />to allow the creation of any noise on property owned, <br />leased, occupied, or otherwise controlled by such <br />person, when the foregoing causes the noise level, <br />when measured on any other residential property, to <br />exceed: <br /> <br />. The noise standard for a cumulative period of more <br />than thirty (30) minutes in any hour; or <br /> <br />. The noise standard plus five (5) dB (A) for a <br />cumulative period of more than fifteen (15) minutes in <br />any hour; or <br /> <br />· The noise standard plus ten (10) dB (A) for a <br />cumulative period of more than five (5) minutes in any <br />hour; or <br /> <br />· The noise standard plus fifteen (15) dB (A) for a <br />cumulative period of more than one minute in any hour; <br />or <br /> <br />21 <br /> <br />31A~2 <br />